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Clean-warnings

Vl-class-clean-warnings

Clean warnings in a vl-class-p.

Signature
(vl-class-clean-warnings x) → new-x
Arguments: x — Guard (vl-class-p x).
Returns: new-x — Type (vl-class-p new-x).

Definitions and Theorems

Function: vl-class-clean-warnings

(defun vl-class-clean-warnings (x)
 (declare (xargs :guard (vl-class-p x)))
 (let ((__function__ 'vl-class-clean-warnings))
  (declare (ignorable __function__))
  (mbe
    :logic
    (b* (((vl-class x) x))
      (change-vl-class x
                       :warnings (vl-clean-warnings x.warnings)))
    :exec
    (b* (((vl-class x) x)
         ((unless x.warnings) x))
      (change-vl-class x
                       :warnings (vl-clean-warnings x.warnings))))))

Theorem: vl-class-p-of-vl-class-clean-warnings

(defthm vl-class-p-of-vl-class-clean-warnings
  (b* ((new-x (vl-class-clean-warnings x)))
    (vl-class-p new-x))
  :rule-classes :rewrite)

Theorem: vl-class-clean-warnings-of-vl-class-fix-x

(defthm vl-class-clean-warnings-of-vl-class-fix-x
  (equal (vl-class-clean-warnings (vl-class-fix x))
         (vl-class-clean-warnings x)))

Theorem: vl-class-clean-warnings-vl-class-equiv-congruence-on-x

(defthm vl-class-clean-warnings-vl-class-equiv-congruence-on-x
  (implies (vl-class-equiv x x-equiv)
           (equal (vl-class-clean-warnings x)
                  (vl-class-clean-warnings x-equiv)))
  :rule-classes :congruence)